Description
This Sound Level Meter is designed to meet the measurement requirements of safety engineers, health, industrial safety offices and sound quality control in various environments like construction, factories, schools, offices, traffic access, household, stereos, etc.
Function
◆Comply with IEC61672-1 CLASS2 standard
◆Max/Min record/HOLD
◆Over range indication
◆3 color LED for sound level indication
◆A & C Weighting
◆Selectable response time: FAST/SLOW
◆Buzzer alarm
◆Type C power supply
Specifications
Applied standard
IEC61672-1 CLASS2
Measuring range
30dB～130dB
Accuracy
±2.0dB
Frequency range
31.5Hz～8kHz
Dynamicrange
50dB
Selectable range
Lo：30dB～80dBMed：50dB～100dBHi：80dB～130dBAuto：30dB～130dB
Frequencyweighting
A& C
Timeweighting
FAST125ms:SLOW(1s)
Microphone
1/2 inch electretcondenser microphone
Display
4digitsLCDdisplay
Resolution
0.1
Sampling time
2 times/sec
Visualindication
3color LED forsoundlevel indication
Buzzer alarm
Presetoffmode,usercanturniton,5secondsalarm, 1 minute stop circlely
Temp.Range
-20℃～60℃/-4℉～140℉
±1.0℃/1.8℉
Over-rangeIndication
Display"LO"underrangeand"HI"overrange
Humidity Range
10～100%RH
1
35～75%RH:±5%RH，others:±7%RH
Auto power off
Autopoweroffapprox.15minutesinactivity
Powersupply
3×AA1.5VLR6battery,orType-C
Battery life
About30 hours
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